Normal Equine Physiologic Values

Body temperature (average)

Mare: 100°F (37.8°C)

Stallion: 99.7°F (37.6°C)

Resting heart rate

28 to 40 beats per minute

Respiratory rate (at rest)

10 to 14 breaths per minute

Average life span

25 to 30 years (depends on breed, level of care, and other factors)